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Q. What is compound?
A compound is a substance which consists of two or more elements chemically combined. The elements in a compound aren't simply mingled together as they are in a mixture. In its place they are combined in a way such that the compound has properties that are different from those of the elements of which it is composed. Every compound is represented by a formula a combination of the symbols of the elements that make up the compounds. You may already recognize some chemical formulas such as H2O for water, NaCl for table salt and NH3 for ammonia.
Q1. a). Using diagram, explain how fluorescence detector optical bench works (5 marks) (b). Explain the applications of mass spectrometric detector (LC/MS) in HPLC (5 mar
Q. What are the characteristics of drinking water? Sol. Characteristics of drinking water: (1) It should be colourless and odourless. (2) It s
color formation of d-block elements
GFAAS is often necessary to add modifiers in order to increase the sensitivity of the techniques.Giving example explain the principles used in the selection of such modifiers,be ca
Q. Factors affecting development of a new product? The product development and marketing is not just selling a product, but is a highly multi-disciplinary domain comprising of
Explain heat of formation Although both molecules have bridgehead double bonds, the double bond in compound B is more twisted, and a model of this molecule is more complex to b
Distinguishing among enantiomers requires a technique that has a chiral attribute. (a) Boiling point does not distinguish among two enantiomers. (b) Optical rotation does ha
How we get 49 gm = 1 eqv
HOW TO PREPARE IN EXAMS IN EASY MANNER?
The molecule having one unpaired electron is: (1) NO (2) CO (3) CN - (4) Fe Ans: NO
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